note
	description: "Linkable cells with a reference to the left and right neighbors"
	library: "Free implementation of ELKS library"
	legal: "See notice at end of class."
	status: "See notice at end of class."
	names: bi_linkable, cell
	representation: linked
	contents: generic
	date: "$Date: 2012-07-23 21:02:19 +0000 (Mon, 23 Jul 2012) $"
	revision: "$Revision: 91989 $"

class interface
	BI_LINKABLE [G]

create {CHAIN}
	put

feature -- Access

	left: detachable like Current
			-- Left neighbor
	
invariant
	right_symmetry: attached right as r implies (r.left = Current)
	left_symmetry: attached left as l implies (l.right = Current)

note
	copyright: "Copyright (c) 1984-2012, Eiffel Software and others"
	license: "Eiffel Forum License v2 (see http://www.eiffel.com/licensing/forum.txt)"
	source: "[
		Eiffel Software
		5949 Hollister Ave., Goleta, CA 93117 USA
		Telephone 805-685-1006, Fax 805-685-6869
		Website http://www.eiffel.com
		Customer support http://support.eiffel.com
	]"

end -- class BI_LINKABLE

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